海南万宁礼纪青梅林土壤性质的研究

本文在对万宁礼纪海岸单代青梅林的生境条件、群落类型、特征及性质等的调查研究的基础上，对林区内外的土壤性质进行了一系列的研究．结果表明，林区内土壤质地为松砂土，且土壤结构单一、土体松散；氮、磷、钾、钙、镁等养分含量均极低．研究还表明，林区内外土壤的物理、化学性质存在着一定的差别．

A Study on the Soil Properties of Vatica hainanensis Forest in Li Ji,Wan Ning County,Hainan Province

This peper deals with the study on the soil of the Vatica hainalwnsis forest in Wan Ning county, Hainan Province.The results have showed that the soil texture is very light,which belongs to the loose sand group,and the soil structure is of single grain.ThOUgh its parent material is shallow sea deposit and it is on the seashore,the PH of the.soil is somewhat acidic.The results have also showed that the content of the elements such as nitrogen,potassium,phosphorus etc.is extremely low.The properties of this forest soil are different from those Of the soils outsidethe forest belt.